The place change of the key inserts,different kinds of magnets for instance,in an accelerator caused by the uneven earth subside will affect the accelerator commission.All accelerator laboratories,at home and abroad h...The place change of the key inserts,different kinds of magnets for instance,in an accelerator caused by the uneven earth subside will affect the accelerator commission.All accelerator laboratories,at home and abroad have taken the influences more and more seriously.The Shanghai Synchrotron Radiation Facility(SSRF)under construction is located at Pudong,Shanhai,where geological condition is complicated.It is necessary to establish a monitoring system to monitor the uneven subside of foundation and key parts of the accelerator.The Hydrostatic Leveling System (HLS)is used to real time monitor the vertical displacement of the foundation and the supports of the key inserts in accelerator.This paper discusses the HLS's design plan,the principal parameters and the theoretical calculation.By discussion we can comprehend the importance and necessity to establish HLS in an accelerator in an all-round way.展开更多
文摘The place change of the key inserts,different kinds of magnets for instance,in an accelerator caused by the uneven earth subside will affect the accelerator commission.All accelerator laboratories,at home and abroad have taken the influences more and more seriously.The Shanghai Synchrotron Radiation Facility(SSRF)under construction is located at Pudong,Shanhai,where geological condition is complicated.It is necessary to establish a monitoring system to monitor the uneven subside of foundation and key parts of the accelerator.The Hydrostatic Leveling System (HLS)is used to real time monitor the vertical displacement of the foundation and the supports of the key inserts in accelerator.This paper discusses the HLS's design plan,the principal parameters and the theoretical calculation.By discussion we can comprehend the importance and necessity to establish HLS in an accelerator in an all-round way.